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Re: [PATCH] Support asan-instrumentation-with-call-threshold in GCC
- From: Yury Gribov <y dot gribov at samsung dot com>
- To: Konstantin Serebryany <konstantin dot s dot serebryany at gmail dot com>
- Cc: GCC Patches <gcc-patches at gcc dot gnu dot org>, Konstantin Serebryany <kcc at gcc dot gnu dot org>, Jakub Jelinek <jakub at redhat dot com>, Viacheslav Garbuzov <v dot garbuzov at samsung dot com>, Yuri Gribov <tetra2005 at gmail dot com>, Dmitry Vyukov <dvyukov at google dot com>, Alexey Preobrazhensky <preobr at google dot com>
- Date: Tue, 27 May 2014 09:49:41 +0400
- Subject: Re: [PATCH] Support asan-instrumentation-with-call-threshold in GCC
- Authentication-results: sourceware.org; auth=none
- References: <53836499 dot 3000501 at samsung dot com> <CAGQ9bdyvDrWiG5w84XEcdsxXyWvfNkQPEKBvevdr2_0dqq_sfw at mail dot gmail dot com> <53842551 dot 6090000 at samsung dot com> <CAGQ9bdx-tVeQ8u_UQeAAuYX8zDc6yPAi6r9NGa91voUSSqzbSA at mail dot gmail dot com>
On 05/27/2014 09:43 AM, Konstantin Serebryany wrote:
- using instrumentation via calls adds extra 1.5x-2.x slowdown
On x64.
Interesting. can you share your ARM numbers?
That wasn't an objection - I just made sure to specify the platform (x64
ABI is somewhat special).